Merge "Increase default number of CPUs to 4." into main

diff --git a/host/commands/assemble_cvd/flags_defaults.h b/host/commands/assemble_cvd/flags_defaults.h
index 22ef2d9..f0374b3 100644
--- a/host/commands/assemble_cvd/flags_defaults.h
+++ b/host/commands/assemble_cvd/flags_defaults.h

@@ -37,7 +37,7 @@
 #define CF_DEFAULTS_DISPLAY_WIDTH 720
 #define CF_DEFAULTS_DISPLAY_HEIGHT 1280
 #define CF_DEFAULTS_DISPLAYS_TEXTPROTO ""
-#define CF_DEFAULTS_CPUS 2
+#define CF_DEFAULTS_CPUS 4
 #define CF_DEFAULTS_RESUME true
 #define CF_DEFAULTS_DAEMON false
 #define CF_DEFAULTS_VM_MANAGER CF_DEFAULTS_DYNAMIC_STRING